1. Statoil Research Centre, Trondheim, Norway and The Norwegian University of Science and Technology, Department of Petroleum Engineering and Applied Geophysics, Trondheim, Norway..
2. Arne Reitan Consulting, Arendal, Norway..
3. University of Houston, Houston, Texas, USA..
4. Universidade Federal da Bahia, Centro de Pesquisa em Geofísica e Geologia (CPPG/UFBA) and National Institute of Science and Technology of Petroleum Geophysics (INCT-GP/CNPQ), and Instituto de Geociências, Campus Universitário da Federação, Salvador, Bahia, Brazil and The Norwegian University of Science and Technology, Department of Petroleum Engineering and Applied Geophysics, Trondheim, Norway..